MCCOY FARR LW9625 User manual

TECHNICAL MANUAL
Copyright © 2005 - 2012 McCoy Corporation. All rights reserved.
Published by McCoy Corporation, Technical Publications Department
14755 - 121A Avenue • Edmonton, AB, Canada, T5L 2T2 mccoyglobal.com
LW9625
9-5/8” (24.4cm) 12K “Lightweight”
Hydraulic Power Tong & FARR® Backup
Compression Load Cell
•Specications
•Operation
•Maintenance
•Assembly

LW9625 9-5/8” Tong & FARR® BAckup
SecTion conTenTS iii TechnicAL MAnuAL
This manual covers the following models:
NOTE: Some illustrations used in this manual may not exactly match your model
of tong.
oVeRALL
MoDeL Tong MoDeL
BAckup
MoDeL ReV DeScRipTion
80-0820-3A 80-0820-10 85-0626 3 LW9-5/8”Tong,9-5/8”FarrBackup,motorvalve,backupvalve,lift
cylindervalve,safetydoor.

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LW9625 9-5/8” Tong & FARR® BAckup
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WARNINGS
ANY REPLACEMENT FASTENER (BOLTS, NUTS, CAP SCREWS, MACHINE SCREWS, ETC.) USED
DURING MAINTENANCE OR OVERHAUL MUST BE GRADE 8 OR EQUIVALENT UNLESS OTHERWISE
SPECIFIED.
WHEN RE-ASSEMBLING LOAD-BEARING DEVICES (CHAIN SLINGS, RIGID SLINGS, BACKUP LEGS,
ETC.) NOTE THAT THE ASSOCIATED FASTENERS MUST BE TIGHTENED TO THE CORRECT TORQUE
SPECIFIED FOR THAT SIZE OF FASTENER (SEE SECTION 3 - OVERHAUL). ANY THREADED FASTENER
IN A LOAD-BEARING DEVICE MUST BE SECURED WITH RED OR BLUE LOCTITE™.
A “LOAD-BEARING DEVICE” IS A CHAIN SLING, RIGID SLING, SPREADER BAR ASSEMBLY, FRAME, OR
ANY OTHER DEVICE THAT BEARS THE PARTIAL OR TOTAL WEIGHT OF THE EQUIPMENT FOR WHICH
THIS MANUAL HAS BEEN PRODUCED
THE LOAD-BEARING DEVICE SUPPLIED BY MCCOY DRILLING & COMPLETIONS IS DESIGNED TO SUP-
PORT THE EQUIPMENT DESCRIBED IN THIS MANUAL. MCCOY DRILLING & COMPLETIONS WILL NOT
GUARANTEE THE ABILITY OF THE LOAD-BEARING DEVICE TO SUPPORT ANY OTHER PART, ASSEM-
BLY OR COMBINATION OF PARTS AND ASSEMBLIES. MCCOY DRILLING & COMPLETIONS WILL NOT
GUARANTEE THE ABILITY OF THE LOAD-BEARING DEVICE TO LIFT OR SUPPORT THE EQUIPMENT
DESCRIBED IN THIS MANUAL IF THERE ARE ANY MODIFICATIONS TO THE LOAD-BEARING DEVICE,
OR ANY ADDITIONS TO THE EQUIPMENT DESCRIBED IN THIS MANUAL THAT ADD WEIGHT TO THE
EQUIPMENT, UNLESS SUPPLIED BY MCCOY DRILLING & COMPLETIONS.

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SUMMARY OF REVISIONS
DATE SECTION PAGE DESCRIPTION OF REVISION APPROVED
January2006 N/A N/A InitialRelease
January2009 ALL ALL MajorContentRevision.AllengineeringchangesuptoDEC-2008hon-
oured.
March2010
Intro viii UpdatedTOCtoincludeNew/OldDoorStyles
6 6.24-6.28 Changeddoorlatchassemblynumberforoldstyledoor,addednewstyle
doorassemblydrawing
N/A N/A Correctedreferencestodoorassemblythroughoutmanualtoreflectaddi-
tionofnewassemblydrawing
June2011
ALL ALL Re-branded&re-formattedmanual
SH
ALL ALL Replacedandimprovedwarningsymbolsthroughoutmanual
Intro iii Removedunsupportedmodelsfromlist
Intro viii AddedTableofIllustrations
22.4 Re-formattedSection2.B(MajorComponentIdentification)
22.13 ReplacedSection2.F.1(Suspension)withimprovedinstructionsand
information(Suspension&Restraint).
22.19 Addednewsection“Making&BreakingConnections”.Removed“Make-
upCasing”and“BreakOutCasing”.
33.1 Re-wrotesection“GeneralMaintenanceSafetyPractices”
33.1 AddedSection“PreventiveMaintenancePractices”
33.2 ReplacedgraphicforSection3.D.1,CagePlateCamFollowerLubrica-
tion”.
33.2 AddedgraphicforSection3.D.8,“DoorLubrication”
33.2 AddedgraphicforSection3.D.9,“DoorSpringCylinderLubrication”
33.2 AddedSection3.D.10,“BackupCamFollowerLubrication”
33.2 AddedSection3.D.11,“CompressionLoadCellLubrication”
33.8 ReplacedgraphicSection3.E.1,BrakeBandAdjustment
3 3.12-3.20 Correctedassemblyprocedurestoreflectengineeringchanges
3 3.21-3.31 Addedmaintenancechecklists,de-commissioningandre-commissioning
checklists(SectionsItoM)
4 4.1-4.6 Revisedtroubleshootingguide,removedinapplicableinformation
5RemovedSection“De-commissioning,Storage,&Recommissioning
(Seemaintenancechecklistsections3.L&3.M)
Continued On Next page
Copyright©2006-2012McCoyCorporation,includingitswhollyownedsubsidiaries,(“McCoy”),allrightsreserved.Thisdocumentis
thepropertyofMcCoyandissuppliedasreferenceinformationforusersofourproducts.Thisdocumentandthecontentswithinare
consideredconfidentialinformation,nottobedisclosed,copied,transmitted,transcribedinanyform,orstoredonanytypeofdatastor-
agemediawithouttheexpresswrittenconsentofMcCoy.
McCoyhasmadeeveryefforttoensuretheinformationcontainedinthisdocumentisaccurateandcurrent.Thismanualisintended
toprovideequipmentoperationandsafetyinstructionsforyourequipment.However,McCoydoesnotwarrantorguaranteethatthe
informationiseithercompleteoraccurateineveryrespectandtheuserofthemanualshouldconsultwithitsMcCoysalesrepresenta-
tiveforanyclarificationsandupdates.
Theuserofthemanualshallprotect,indemnify,andholdharmlessMcCoyanditsdirectors,officers,employees,andagentsfromand
againstallliabilityforpersonalinjury,death,orpropertydamageresultingdirectlyorindirectlyfromtheuseoftheinformationcontained
inthismanual.
Observanceofalldescriptions,informationandinstructionssetoutinthismanualisthefullresponsibilityoftheuser.Thismanualis
intendedforguidanceandinformationalpurposesandmustbeusedinassociationwithadequatetrainingandon-the-jobsupervision
toprovidesafeandeffectiveequipmentuse.
Itistheresponsibilityoftheusertoconformtoallregulationsandrequirementsissuedbyanauthorityoragencywhichmayaffectthe
operation,safetyorequipmentintegrity,thatmayoverrulethecontentofthisdocumentation.
Theuserwillacknowledgeandobeyanygenerallegalorothermandatoryregulationinforcerelatingtoaccidentprevention,safety,
andequipmentintegrity.

LW9625 9-5/8” Tong & FARR® BAckup
SecTion conTenTS vii TechnicAL MAnuAL
SUMMARY OF REVISIONS (CONTINUED)
DATE SECTION PAGE DESCRIPTION OF REVISION APPROVED
June2011
5 RenumberedSection6(Assemblies&Parts)asSection5.
SH
5 5.2-5.3 Replacedgraphics-GearTrainLayout
5 5.4-5.5 Replacedgraphics-RotaryIdlerAssembly
5 5.18-5.19 CorrectedBOM-CagePlateAssembly
5 5.22-5.23 ReplacedgraphicsandcorrectedBOM-BrakeBandAssembly
5 5.30-5.31
ReplacedgraphicandcorrectedBOMtoreflectnewdoorarrangement-
BackupAssembly.Removeddedicated“BackupDoorAssembly”illustra-
tionsandBOM.
5 5.32-5.33 ReplacedgraphicsandcorrectedBOM-BackupCamRingAssembly
5 5.34-5.35 ReplacedgraphicsandcorrectedBOMtoreflectengineeringchanges-
RearLegAssembly
6 RenumberedSection7(TorqueMeasurement)asSection6.
6ALL Completelyrevisedtorquemeasurementsection
7 RenumberedSection8(HydraulicComponents)asSection7.
July2011 55.25 Correctedpartnumber,Item“X” DB
55.27 Correctedpartnumber,Item“X”
SEP2011 5 5.27 CorrectedpartnumberforItem“Q” DB
5 5.29 CorrectedpartnumberforItem“Q”
FEB2012
All All Updatedmanualtocomplywithcurrentbrandingstandards
MM
11.1 Replacedgraphicwithupdatedversion
1.2-1.3 Correcteddimensionstorque&flowspecifications
22.10 ReplacedIllustration2.C.4,HydraulicComponentID03
2.16 Insertednewsubsection2.G.1,OperatorTraining
33.9 Insertednewsubsection3.E.3,SafetyDoorSwitchAdjustment
3.14-3.24 Revisedsection3.H,AssemblyProcedures
5 5.24-5.25 Replacedillustrations&revisedB.O.M.,DoorAssembly.Removedobso-
letedoorassemblydrawings&B.O.M.
MAR2012 5 5.13 Correctedpartnumberforitem“Z” DB
JUN2012 5 5.25 Correctedpartnumberforitem“AA”,safetydoorpush-pullcable DB
This technical manual represents the most current version of the equipment contained within.
If older versions of this manual are required, please contact your sales representative.

LW9625 9-5/8” Tong & FARR® BAckup
SecTion conTenTS
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TABLe oFconTenTS
Introduction & Specifications ................................................................................................................................. Section One
 Introduction&CorporateContactInformation................................................................................................... 1.1
 EquipmentSpecifications................................................................................................................................... 1.2
 LubricationSpecifications.................................................................................................................................. 1.4
Setup & Operation.................................................................................................................................................... Section Two
 Sling/LoadBearingDeviceSafety................................................................................................................... 2.1
 MajorComponentIdentification......................................................................................................................... 2.4
 HydraulicSchematic/HydraulicValveIdentification......................................................................................... 2.8
 HydraulicConnections....................................................................................................................................... 2.11
 Tong/BackupJawAvailability&Installation..................................................................................................... 2.12
 TongRig-Up&Leveling
 1.Suspension&Restraint............................................................................................................................. 2.13
 2.TongLeveling............................................................................................................................................. 2.14
 3.LoadCellConfiguration............................................................................................................................. 2.15
 TongOperation
 1.OperatorTraining....................................................................................................................................... 2.16
 2.InitialStart-up&BreakIn........................................................................................................................... 2.16
 3.ValveOperation......................................................................................................................................... 2.17
 4.ShiftingGears............................................................................................................................................ 2.18
 5.GeneralOperatingComments...................................................................................................................  2.19
 MakingandBreakingConnections
 1.MakingAConnection................................................................................................................................. 2.19
 2.BreakingAConnection.............................................................................................................................. 2.25
 ExtremeColdWeatherOperationProcedures.................................................................................................. 2.27
Maintenance.............................................................................................................................................................. Section Three
 GeneralMaintenanceSafetyPractices.............................................................................................................. 3.1
 Cleaning............................................................................................................................................................. 3.1
 PreventiveMaintenancePractices..................................................................................................................... 3.1
 Lubrication.......................................................................................................................................................... 3.2
 Adjustments
 1.BrakeBandTensionAdjustment................................................................................................................ 3.8
 2.ShifterDetentForceAdjustment................................................................................................................  3.9
 3.SafetyDoorSwitchAdjustment.................................................................................................................  3.9
 RecommendedPeriodicChecks........................................................................................................................ 3.11
 Disassembly&OverhaulProcedures................................................................................................................ 3.11
 AssemblyInstructions........................................................................................................................................ 3.14
 DailyInspection&MaintenanceChecklist(PowerTong).................................................................................. 3.25
 MonthlyInspection&MaintenanceChecklist(PowerTong).............................................................................. 3.27
 DailyInspection&MaintenanceChecklist(Backups)........................................................................................ 3.30
 DailyInspection&MaintenanceChecklist(PowerUnits).................................................................................. 3.31
 TubularConnectionEquipmentDecommissioningChecklist............................................................................. 3.32
 TubularConnectionEquipmentRecommissioningChecklist............................................................................. 3.35
Troubleshooting ....................................................................................................................................................... Section Four
 TongWillNotDevelopSufficientTorque............................................................................................................ 4.1
 FailureOfJawsToGripPipe............................................................................................................................. 4.3
 TongRunningTooSlowly.................................................................................................................................. 4.4
 FailureOrDifficultyOfTongToShift................................................................................................................. 4.5
 GeneralComments............................................................................................................................................ 4.6
Assemblies And Parts ............................................................................................................................................ Section Five
 GearTrainLayout.............................................................................................................................................. 5.2
 RotaryIdler......................................................................................................................................................... 5.4
 PinionIdler......................................................................................................................................................... 5.6
 PinionAssembly................................................................................................................................................. 5.8
 ClutchAssembly................................................................................................................................................. 5.10
 TongBodyAssembly.......................................................................................................................................... 5.12
 HydraulicSupports............................................................................................................................................. 5.14
 ShifterAssembly................................................................................................................................................ 5.16
 TongCagePlateAssembly................................................................................................................................ 5.18
 Motor&MotorMount......................................................................................................................................... 5.20
 BrakeBands....................................................................................................................................................... 5.22
 DoorAssembly-NewStyle............................................................................................................................... 5.24
 RigidSlingAssembly......................................................................................................................................... 5.26
 BackupOuterBodyAssembly........................................................................................................................... 5.28
 BackupCamRingAssembly.............................................................................................................................. 5.30
 RearLegAssembly............................................................................................................................................ 5.32
 FrontLegAssemblies........................................................................................................................................ 5.34
Torque Measurement ............................................................................................................................................... Section Six
Hydraulic Component Information ......................................................................................................................... Section Seven

LW9625 9-5/8” Tong & FARR® BAckup
SecTion conTenTS ix TechnicAL MAnuAL
Illustration1.A.1:LW-9625Tong&FARR®Backup.......................................................................................................................................  1.1
Illustration1.A.2:LW-9625Tong&FARR®BackupDimensions...................................................................................................................  1.2
Illustration2.A.1:SlingAngle........................................................................................................................................................................... 2.1
Illustration2.B.1:ComponentIdentication01................................................................................................................................................  2.4
Illustration2.B.2:ComponentIdentication02................................................................................................................................................  2.5
Illustration2.B.3:ComponentIdentication03................................................................................................................................................  2.6
Illustration2.B.4:ComponentIdentication04................................................................................................................................................  2.6
Illustration2.B.5:ComponentIdentication05................................................................................................................................................  2.7
Illustration2.B.6:ComponentIdentication06................................................................................................................................................  2.7
Illustration2.C.1:HydraulicSchematic............................................................................................................................................................  2.8
Illustration2.C.2:HydraulicComponentIdentication01................................................................................................................................  2.9
Illustration2.C.3:HydraulicComponentIdentication02................................................................................................................................  2.9
Illustration2.C.4:HydraulicComponentIdentication03................................................................................................................................  2.10
Illustration2.C.5:HydraulicComponentIdentication04................................................................................................................................  2.10
Illustration2.D.1:HydraulicConnections01.................................................................................................................................................... 2.11
Illustration2.D.2:HydraulicConnections02.................................................................................................................................................... 2.11
Illustration2.E.1:JawRemoval....................................................................................................................................................................... 2.12
Illustration2.E.2:JawDieRemoval.................................................................................................................................................................  2.13
Illustration2.F.1:TongLeveling(Side-To-Side)..............................................................................................................................................  2.14
Illustration2.F.2:TongLeveling(Front-To-Rear)............................................................................................................................................ 2.15
Illustration2.F.3:LoadCellConguration-MakeUp......................................................................................................................................  2.15
Illustration2.F.4:LoadCellConguration-BreakOut....................................................................................................................................  2.16
Illustration2.G.1:TongRotationControlValve............................................................................................................................................... 2.17
Illustration2.G.2:LiftCylinderControlValve...................................................................................................................................................  2.18
Illustration2.G.3:BackupClamp/Un-clampControlValve..............................................................................................................................  2.18
Illustration2.G.4:TongManualShifter............................................................................................................................................................  2.19
Illustration2.H.1:MasterLiftingLink............................................................................................................................................................... 2.20
Illustration2.H.2:SettingBackingPinTo“Make-up”Position.........................................................................................................................  2.20
Illustration2.H.3:LiftCylinderControl-Raise................................................................................................................................................. 2.21
Illustration2.H.4:OpeningTongAndBackupDoors.......................................................................................................................................  2.21
Illustration2.H.5:BackupControl-Clamp...................................................................................................................................................... 2.22
Illustration2.H.6:MotorControl-Make-up...................................................................................................................................................... 2.22
Illustration2.H.7:MotorControl-ReleasingJaws.......................................................................................................................................... 2.23
Illustration2.H.8:BackupControl-ReleasingJaws........................................................................................................................................ 2.23
Illustration2.H.9:LiftCylinderControl-Lower................................................................................................................................................  2.24
Illustration2.H.10:SettingBackingPinTo“Break-Out”Position.....................................................................................................................  2.25
Illustration2.H.11:RotationControl-Break-out..............................................................................................................................................  2.26
Illustration2.H.12:UsingMotorControlToReleaseTongJawsFollowingBreak-out&Un-threading...........................................................  2.26
Illustration2.H.13:LoweringTong&BackupUsingLiftCylinderControl........................................................................................................  2.27
Illustration3.D.1:CamFollowerLubrication....................................................................................................................................................  3.2
Illustration3.D.2:RotaryIdlerLubrication....................................................................................................................................................... 3.2
Illustration3.D.3:PinionIdlerLubrication........................................................................................................................................................  3.3
Illustration3.D.4:PinionLubrication(TopPlate)............................................................................................................................................. 3.3
Illustration3.D.5:PinionLubrication(BottomPlate)........................................................................................................................................  3.4
Illustration3.D.6:ClutchLubrication................................................................................................................................................................  3.4
Illustration3.D.7:MotorMountLubrication......................................................................................................................................................  3.5
Illustration3.D.8:Clutch&ShiftingShaftAccessPanel..................................................................................................................................  3.5
Illustration3.D.9:TongDoorLubricationPoints..............................................................................................................................................  3.6
Illustration3.D.10:DoorSpringCylinder(Exploded).......................................................................................................................................  3.6
Illustration3.D.11:BackupRotaryAssemblyLubrication................................................................................................................................  3.7
Illustration3.D.12:CompressionLoadCellLubrication................................................................................................................................... 3.7
Illustration3.D.13:BackupClampCylinderLubrication.................................................................................................................................. 3.8
Illustration3.E.1:BrakeBandAdjustment.......................................................................................................................................................  3.8
Illustration3.E.2:ShifterDetentForceAdjustment.......................................................................................................................................... 3.9
Illustration3.E.3:SafetyDoorAdjustment01..................................................................................................................................................  3.10
Illustration3.E.4:SafetyDoorAdjustment02..................................................................................................................................................  3.10
Illustration3.H.1:CamFollowerInstallation-BottomPlate............................................................................................................................ 3.15
Illustration3.H.2:IdlerShaftRestraintBlockInstallation.................................................................................................................................  3.15
Illustration3.H.3:BottomStiffenerPlateInstallation....................................................................................................................................... 3.16
Illustration3.H.4:ClutchO-RingInstallation....................................................................................................................................................  3.17
Illustration3.H.5:CamFollowerInstallation(TopPlate)................................................................................................................................. 3.18
Illustration3.H.6:RigidSlingBracketInstallationLocations............................................................................................................................  3.18
Illustration3.H.7:FrontLegMountLocations..................................................................................................................................................  3.19
Illustration3.H.8:RearLegMountLocations.................................................................................................................................................. 3.19
Illustration3.H.9:RearLegSpringInstallation................................................................................................................................................ 3.21
Illustration3.H.10:SafetyDoorComponentAssembly01.............................................................................................................................. 3.22
Illustration3.H.11:SafetyDoorComponentAssembly02.............................................................................................................................. 3.22
Illustration3.H.12:SafetyDoorComponentAssembly03.............................................................................................................................. 3.23
Illustration3.H.13:SafetyDoorComponentAssembly04.............................................................................................................................. 3.23
Illustration3.H.14:SafetyDoorComponentAssembly05.............................................................................................................................. 3.24
Illustration6.A.1:TorqueGauge(ForIllustrationPurposesOnly)...................................................................................................................  6.1
Illustration6.A.2:TensionLoadCell................................................................................................................................................................  6.1
Illustration6.A.3:CompressionLoadCell....................................................................................................................................................... 6.1
Illustration6.A.4:TensionLoadCellExploded................................................................................................................................................  6.3
Illustration6.A.5:CompressionLoadCellExploded....................................................................................................................................... 6.4
Illustration6.A.6:TurnCounterEncoderMountExploded.............................................................................................................................. 6.5
TABLe oFconTenTS

LW9625 9-5/8” Tong & FARR® BAckup
SecTion conTenTS
xTechnicAL MAnuAL
IDENTIFICATION OF OF WARNINGS AND OTHER NOMENCLATURE OF
IMPORTANCE USED IN THIS INSTALLATION GUIDE
FarrCanadaCorp.usesthreeindicatorstodescribeitemsofthreedegreesofimportance.
AHAZARDto operatorsorequipmentisrepresented byanexclamationpoint within aredtriangleand identifies items
ofthehighestimportance.FailuretoheedinformationidentifiedbyaHAZARDsymbolmayresultinbodilyinjury,death,
catastrophicequipmentdamage,oranycombinationofthese.AHAZARDmayalsoindicatethepotentialfordangerous
environmentalcontamination.
The information presented in this document will provide setup, operating, and maintenance instructions for
yourLW9625tongandbackup.Due tothewidevarietyof operatingconditions,theseinstructionsmustbe
consideredguidelinesratherthanabsoluteoperatingprocedures.Itistheresponsibilityoftheusertousethese
guidelinestogetherwithanexperiencedmanagertodevelopoperatingproceduresthatconformtoallpolicies
setforthbytheoperatingauthority(ies).
AWARNINGisrepresentedbyanexclamationpointwithinanorangetriangle,andcontainsinformationthatwillalertper-
sonneltoapotentialsafetyhazardthatisnotlife-threatening.AWARNINGmayalsoservetoalerttheusertoinformation
criticaltothecorrectassemblyoroperationoftheequipmentinuse.
This identies a HAZARD to operators or equipment
This identies a WARNING to users
ACAUTIONisrepresentedbyanexclamationpointwithinayellowtriangleandhighlightsinformationthatmayaidtheuser
duringassemblyoroperationofyourequipment.CAUTIONsarealsousedtoensurecommonerrorsarenotmadeduring
assemblyoroperationofyourequipment.
This identies a CAUTION to users
Observance of the following is the full responsibility of the user:
● all descriptions, information and instructions set out in this manual
● any regulation or requirement issued by an authority or agency which may influence operation,
safety or integrity of the equipment that overrules the content of this document.
● any legal or other mandatory regulation in force governing accident prevention or environmental
protection.